java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-examples/standard_maxInArray_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 13:05:31,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 13:05:31,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 13:05:31,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 13:05:31,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 13:05:31,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 13:05:31,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 13:05:31,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 13:05:31,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 13:05:31,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 13:05:31,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 13:05:31,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 13:05:31,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 13:05:31,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 13:05:31,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 13:05:31,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 13:05:31,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 13:05:31,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 13:05:31,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 13:05:31,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 13:05:31,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 13:05:31,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 13:05:31,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 13:05:31,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 13:05:31,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 13:05:31,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 13:05:31,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 13:05:31,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 13:05:31,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 13:05:31,823 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 13:05:31,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 13:05:31,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 13:05:31,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 13:05:31,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 13:05:31,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 13:05:31,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 13:05:31,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 13:05:31,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 13:05:31,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 13:05:31,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 13:05:31,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 13:05:31,830 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-03 13:05:31,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 13:05:31,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 13:05:31,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-03 13:05:31,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-03 13:05:31,847 INFO L138 SettingsManager]: * Use SBE=true [2019-10-03 13:05:31,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 13:05:31,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 13:05:31,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-03 13:05:31,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 13:05:31,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 13:05:31,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 13:05:31,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 13:05:31,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 13:05:31,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 13:05:31,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 13:05:31,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-03 13:05:31,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 13:05:31,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 13:05:31,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 13:05:31,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-03 13:05:31,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-03 13:05:31,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 13:05:31,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 13:05:31,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 13:05:31,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-03 13:05:31,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-03 13:05:31,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 13:05:31,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-03 13:05:31,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-03 13:05:31,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 13:05:31,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 13:05:31,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 13:05:31,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 13:05:31,918 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 13:05:31,918 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_maxInArray_ground.i [2019-10-03 13:05:31,995 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34a2aae54/1beff0be9d5445ad8d0aa548edff2abf/FLAGc8c4fc2ae [2019-10-03 13:05:32,424 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 13:05:32,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_maxInArray_ground.i [2019-10-03 13:05:32,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34a2aae54/1beff0be9d5445ad8d0aa548edff2abf/FLAGc8c4fc2ae [2019-10-03 13:05:32,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34a2aae54/1beff0be9d5445ad8d0aa548edff2abf [2019-10-03 13:05:32,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 13:05:32,813 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 13:05:32,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 13:05:32,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 13:05:32,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 13:05:32,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:05:32" (1/1) ... [2019-10-03 13:05:32,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60243c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:32, skipping insertion in model container [2019-10-03 13:05:32,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 01:05:32" (1/1) ... [2019-10-03 13:05:32,831 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 13:05:32,851 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 13:05:33,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 13:05:33,095 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 13:05:33,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 13:05:33,138 INFO L192 MainTranslator]: Completed translation [2019-10-03 13:05:33,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33 WrapperNode [2019-10-03 13:05:33,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 13:05:33,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 13:05:33,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 13:05:33,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 13:05:33,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33" (1/1) ... [2019-10-03 13:05:33,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33" (1/1) ... [2019-10-03 13:05:33,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33" (1/1) ... [2019-10-03 13:05:33,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33" (1/1) ... [2019-10-03 13:05:33,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33" (1/1) ... [2019-10-03 13:05:33,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33" (1/1) ... [2019-10-03 13:05:33,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33" (1/1) ... [2019-10-03 13:05:33,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 13:05:33,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 13:05:33,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 13:05:33,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 13:05:33,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 01:05:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 13:05:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 13:05:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 13:05:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 13:05:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 13:05:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 13:05:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 13:05:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 13:05:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 13:05:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 13:05:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 13:05:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 13:05:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 13:05:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 13:05:33,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 13:05:33,725 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 13:05:33,726 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-10-03 13:05:33,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:05:33 BoogieIcfgContainer [2019-10-03 13:05:33,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 13:05:33,728 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-03 13:05:33,728 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-03 13:05:33,728 INFO L275 PluginConnector]: Sifa initialized [2019-10-03 13:05:33,729 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 01:05:33" (1/1) ... [2019-10-03 13:05:33,730 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-03 13:05:33,752 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-03 13:05:33,752 INFO L169 IcfgInterpreter]: Building call graph [2019-10-03 13:05:33,759 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-03 13:05:33,766 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-03 13:05:33,767 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-03 13:05:33,931 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-03 13:05:34,452 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-10-03 13:05:34,460 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-03 13:05:34,460 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-03 13:05:34,465 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 124#(and (or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-10-03 13:05:34,479 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-03 13:05:34,479 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-03 13:05:34,481 INFO L168 Benchmark]: Toolchain (without parser) took 1668.35 ms. Allocated memory was 140.0 MB in the beginning and 197.7 MB in the end (delta: 57.7 MB). Free memory was 87.9 MB in the beginning and 111.6 MB in the end (delta: -23.6 MB). Peak memory consumption was 34.1 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:34,482 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 13:05:34,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 325.40 ms. Allocated memory is still 140.0 MB. Free memory was 87.7 MB in the beginning and 77.8 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:34,484 INFO L168 Benchmark]: Boogie Preprocessor took 125.21 ms. Allocated memory was 140.0 MB in the beginning and 197.7 MB in the end (delta: 57.7 MB). Free memory was 77.8 MB in the beginning and 174.6 MB in the end (delta: -96.8 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:34,485 INFO L168 Benchmark]: RCFGBuilder took 462.15 ms. Allocated memory is still 197.7 MB. Free memory was 174.6 MB in the beginning and 154.1 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:34,486 INFO L168 Benchmark]: Sifa took 751.66 ms. Allocated memory is still 197.7 MB. Free memory was 154.1 MB in the beginning and 111.6 MB in the end (delta: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. [2019-10-03 13:05:34,490 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 325.40 ms. Allocated memory is still 140.0 MB. Free memory was 87.7 MB in the beginning and 77.8 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.21 ms. Allocated memory was 140.0 MB in the beginning and 197.7 MB in the end (delta: 57.7 MB). Free memory was 77.8 MB in the beginning and 174.6 MB in the end (delta: -96.8 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 462.15 ms. Allocated memory is still 197.7 MB. Free memory was 174.6 MB in the beginning and 154.1 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Sifa took 751.66 ms. Allocated memory is still 197.7 MB. Free memory was 154.1 MB in the beginning and 111.6 MB in the end (delta: 42.5 MB). Peak memory consumption was 42.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 713, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 36, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 26, TOOLS_POST_TIME[ms]: 171, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 70, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_APPLICATIONS: 38, TOOLS_QUANTIFIERELIM_TIME[ms]: 221, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 85, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 44, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 13, DOMAIN_JOIN_TIME[ms]: 166, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 164, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 53, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 8, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 453, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 452, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 136, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 136, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 77, DAG_COMPRESSION_RETAINED_NODES: 38 - UnprovableResult [Line: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 124#(and (or (and (= |__VERIFIER_assert_#in~cond| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...